package com.example.callcenter.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.example.callcenter.dto.CustomerDTO;
import com.example.callcenter.entity.Customer;
import org.springframework.web.multipart.MultipartFile;

public interface CustomerService extends IService<Customer> {
    Customer addCustomer(CustomerDTO customerDTO);
    int importExcel(MultipartFile file);
}